A fault trend prediction problem for a class of exponential fault process is studied.

研究了一类带有指数故障过程的故障趋势预测问题。

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The results of experiments proved that it can show the fault trend better than the traditional analysis of vibration amplitude.

实验结果表明，它比传统的振动通频值能更好的反映发电机组的故障发展趋势。

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Throught predicting chart of fault trend of fans, the working state of fans can be forecasted accurately at present and in the short run.

通过故障趋势预报图，能够准确地预测出风机当前以及将来一段时间的工作状态。

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According to a 2007 paper by Justin Wolfers at the Wharton School, divorce rates rose sharply after other states adopted no-fault divorce, but this trend reversed within a decade.

ECONOMIST: Breaking up is a bit less hard to do